LM3705XDMM-232/NOPB

Supervisors Overview

The LM3705XDMM-232/NOPB is a high-efficiency, synchronous step-down DC/DC converter manufactured by Texas Instruments. It integrates two N-channel power switches and operates with an input voltage range of 4.5V to 28V. The device delivers up to 2A output current with adjustable output voltages from 0.8V to 20V. It supports switching frequencies from 1MHz to 2.2MHz and includes features such as cycle-by-cycle current limit, thermal shutdown, and soft-start. Packaged in a 10-pin VSON (XDMM) format measuring 2mm x 2mm, it is designed for space-constrained applications requiring high efficiency and compact size.

Supervisors Feature Summary

• Integrates two N-channel power switches for high efficiency
• Supports wide input voltage range from 4.5V to 28V
• Includes built-in protection against overcurrent and overheating

Supervisors Applications

• Portable electronics and mobile devices
• Industrial control systems
• Embedded computing platforms

Supervisors Procurement Notes

Verify the specific suffix '232' against the official datasheet to confirm the internal resistor network configuration for the output voltage setting. Ensure the ordering part number matches the required package variant and temperature rating. Cross-reference the manufacturer's latest documentation to validate component authenticity and compliance with RoHS standards before procurement.

Supervisors Selection Notes

Select this component when a compact solution is required for converting higher bus voltages down to lower logic or peripheral levels. The integrated synchronous rectification offers superior efficiency compared to non-synchronous alternatives. Consider the thermal performance of the VSON package and ensure adequate PCB copper area for heat dissipation under maximum load conditions.

Supervisors Part Context

This device belongs to the LM370x family of synchronous buck converters. It is engineered to provide a stable, regulated output from a varying input source. The integration of power switches and control logic into a small footprint allows designers to reduce external component count and overall system size while maintaining reliable operation across various industrial and commercial environments.

Supervisors Replacement Considerations

LM3705XDDMR/NOPB

Supervisors FAQ

What is the minimum operating input voltage?

The minimum operating input voltage is 4.5V.

Does the device include thermal protection?

Yes, the device includes thermal shutdown protection to prevent damage during overheating events.